diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 3d08dc84db16..51000914e23f 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -331,8 +331,8 @@ int blkdev_report_zones_ioctl(struct block_device *bdev, fmode_t mode, if (rep.nr_zones > INT_MAX / sizeof(struct blk_zone)) return -ERANGE; - zones = kvmalloc(rep.nr_zones * sizeof(struct blk_zone), - GFP_KERNEL | __GFP_ZERO); + zones = kvmalloc_array(rep.nr_zones, sizeof(struct blk_zone), + GFP_KERNEL | __GFP_ZERO); if (!zones) return -ENOMEM; diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c index 9bff853e85f3..3c5ea7cb693e 100644 --- a/drivers/acpi/apei/erst.c +++ b/drivers/acpi/apei/erst.c @@ -524,7 +524,8 @@ retry: pr_warn(FW_WARN "too many record IDs!\n"); return 0; } - new_entries = kvmalloc(new_size * sizeof(entries[0]), GFP_KERNEL); + new_entries = kvmalloc_array(new_size, sizeof(entries[0]), + GFP_KERNEL); if (!new_entries) return -ENOMEM; memcpy(new_entries, entries, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.c index 39808489f21d..92e363dbbc5a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.c @@ -191,9 +191,9 @@ nvkm_mem_new_host(struct nvkm_mmu *mmu, int type, u8 page, u64 size, nvkm_memory_ctor(&nvkm_mem_dma, &mem->memory); size = ALIGN(size, PAGE_SIZE) >> PAGE_SHIFT; - if (!(mem->mem = kvmalloc(sizeof(*mem->mem) * size, GFP_KERNEL))) + if (!(mem->mem = kvmalloc_array(size, sizeof(*mem->mem), GFP_KERNEL))) return -ENOMEM; - if (!(mem->dma = kvmalloc(sizeof(*mem->dma) * size, GFP_KERNEL))) + if (!(mem->dma = kvmalloc_array(size, sizeof(*mem->dma), GFP_KERNEL))) return -ENOMEM; if (mmu->dma_bits > 32) diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index 136e7e66d870..86438b2f10dd 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -2448,7 +2448,9 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int struct scatterlist **sl; unsigned i; - sl = kvmalloc(ic->journal_sections * sizeof(struct scatterlist *), GFP_KERNEL | __GFP_ZERO); + sl = kvmalloc_array(ic->journal_sections, + sizeof(struct scatterlist *), + GFP_KERNEL | __GFP_ZERO); if (!sl) return NULL; @@ -2464,7 +2466,8 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int n_pages = (end_index - start_index + 1); - s = kvmalloc(n_pages * sizeof(struct scatterlist), GFP_KERNEL); + s = kvmalloc_array(n_pages, sizeof(struct scatterlist), + GFP_KERNEL); if (!s) { dm_integrity_free_journal_scatterlist(ic, sl); return NULL; @@ -2643,7 +2646,9 @@ static int create_journal(struct dm_integrity_c *ic, char **error) goto bad; } - sg = kvmalloc((ic->journal_pages + 1) * sizeof(struct scatterlist), GFP_KERNEL); + sg = kvmalloc_array(ic->journal_pages + 1, + sizeof(struct scatterlist), + GFP_KERNEL); if (!sg) { *error = "Unable to allocate sg list"; r = -ENOMEM; @@ -2709,7 +2714,9 @@ static int create_journal(struct dm_integrity_c *ic, char **error) r = -ENOMEM; goto bad; } - ic->sk_requests = kvmalloc(ic->journal_sections * sizeof(struct skcipher_request *), GFP_KERNEL | __GFP_ZERO); + ic->sk_requests = kvmalloc_array(ic->journal_sections, + sizeof(struct skcipher_request *), + GFP_KERNEL | __GFP_ZERO); if (!ic->sk_requests) { *error = "Unable to allocate sk requests"; r = -ENOMEM; diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c index 8cac07ab60ab..6d1a5e58968f 100644 --- a/drivers/xen/evtchn.c +++ b/drivers/xen/evtchn.c @@ -322,7 +322,7 @@ static int evtchn_resize_ring(struct per_user_data *u) else new_size = 2 * u->ring_size; - new_ring = kvmalloc(new_size * sizeof(*new_ring), GFP_KERNEL); + new_ring = kvmalloc_array(new_size, sizeof(*new_ring), GFP_KERNEL); if (!new_ring) return -ENOMEM; diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 00fe75a71c4b..0c4c2201b3aa 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -3993,9 +3993,9 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) goto failed_mount; } } - sbi->s_group_desc = kvmalloc(db_count * - sizeof(struct buffer_head *), - GFP_KERNEL); + sbi->s_group_desc = kvmalloc_array(db_count, + sizeof(struct buffer_head *), + GFP_KERNEL); if (sbi->s_group_desc == NULL) { ext4_msg(sb, KERN_ERR, "not enough memory"); ret = -ENOMEM; diff --git a/ipc/sem.c b/ipc/sem.c index cfd94d48a9aa..59a3cd1d3252 100644 --- a/ipc/sem.c +++ b/ipc/sem.c @@ -1945,7 +1945,7 @@ static long do_semtimedop(int semid, struct sembuf __user *tsops, if (nsops > ns->sc_semopm) return -E2BIG; if (nsops > SEMOPM_FAST) { - sops = kvmalloc(sizeof(*sops)*nsops, GFP_KERNEL); + sops = kvmalloc_array(nsops, sizeof(*sops), GFP_KERNEL); if (sops == NULL) return -ENOMEM; } diff --git a/net/ipv6/ila/ila_xlat.c b/net/ipv6/ila/ila_xlat.c index 44c39c5f0638..10ae13560b40 100644 --- a/net/ipv6/ila/ila_xlat.c +++ b/net/ipv6/ila/ila_xlat.c @@ -42,7 +42,8 @@ static int alloc_ila_locks(struct ila_net *ilan) size = roundup_pow_of_two(nr_pcpus * LOCKS_PER_CPU); if (sizeof(spinlock_t) != 0) { - ilan->locks = kvmalloc(size * sizeof(spinlock_t), GFP_KERNEL); + ilan->locks = kvmalloc_array(size, sizeof(spinlock_t), + GFP_KERNEL); if (!ilan->locks) return -ENOMEM; for (i = 0; i < size; i++)